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Finding the Fourth Proportional to 32,704.88, 49,057.32 and 10,520.18

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Solution

The fourth proportional to 32,704.88, 49,057.32 and 10,520.18 is: 15,780.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,704.88 : 49,057.32 = 10,520.18 : x
  2. Step 2: Convert to fraction form
    32,704.88/49,057.32 = 10,520.18/x
  3. Step 3: Cross multiply
    32,704.88x = 49,057.32 × 10,520.18
  4. Step 4: Simplify right side
    32,704.88x = 516,091,836.72
  5. Step 5: Solve for x
    x = 516,091,836.72/32,704.88
  6. Step 6: Final answer
    x = 15,780.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.